- 9919 Undset
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = 9919 Undset
symbol =
caption = Orbit of 9919 Undset (blue), planets (red) and theSun (black). The outermost planet visible isJupiter .
discovery = yes
discovery_ref =
discoverer =C.-I. Lagerkvist
discovered =August 22 ,1979
designations = yes
mp_name = 9919 Undset
alt_names = mp|1979 QF|1, mp|1990 SK|18, mp|1994 UO|2
mp_category =
orbit_ref =
epoch =October 27 ,2007
aphelion = 2.8803751 AU
perihelion = 1.8768487 AU
semimajor = 2.3786119 AU
eccentricity = 0.2109479
period = 1339.9352439 d
avg_speed =
inclination = 1.60598°
asc_node = 212.68831°
mean_anomaly = 211.86761°
arg_peri = 163.80517°
satellites =
physical_characteristics = yes
dimensions =
mass =
density =
surface_grav =
escape_velocity =
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo =
temperatures=yes
temp_name1 =Kelvin
mean_temp_1 =
max_temp_1 =
temp_name2 =Celsius
max_temp_2 =
spectral_type =
abs_magnitude = 15.29919 Undset is a
main belt asteroid . Itorbit s theSun once every 3.67 years. [cite web|url = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=9919|title = 9919 Undset (1979 QF1)|work = JPL Small-Body Database Browser|publisher =NASA /JPL |accessdate = 2008-02-01]Discovered on
August 22 ,1979 byClaes-Ingvar Lagerkvist at theEuropean Southern Observatory , it was given theprovisional designation "mp|1979 QF|1". It was later renamed "Undset" afterSigrid Undset , winner of the 1928Nobel Prize for Literature . [MPC 46682 "Minor Planet Center"]References
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